Protozoa - Schwager, Conrad. (C.F. Winter, 1880)

Die Protozoen als Parasiten und Krankheitserreger nach biologischen Gesichtspunkten dargestellt - Doflein, Franz, 1873 -1924 (Fischer, 1901)

Protozoölogy - Calkins, Gary N. (Gary Nathan), 1869 -1943 (Lea & Febiger, 1909)

Protozoology - Kudo, Richard R. (Richard Roksabro), 1886 -1967 (C. C. Thomas, 1954)

Protozoology - Kudo, Richard R. (Richard Roksabro), 1886 -1967 (C.C. Thomas, 1946)

Protozoology - Kudo, Richard R. (Richard Roksabro), 1886 -1967 (Thomas, 1939)

Protozoology : a manual for medical men, veterinarians and zoologists - Wenyon, C. M. (Charles Morley), 1878 -1948 (W. Wood, 1926)

A provisional list of the fishes of Jamaica - Cockerell, Theodore D. A. (Theodore Dru Alison), 1866 -1948 (Gov't print off, 1892)

Publications in zoology = Publications en zoologie - National Museum of Natural Sciences (Canada) (National Museums of Canada, National Museum of Natural Sciences, 1981)

Quarterly journal of microscopical science (J. and A. Churchill [etc.], 1886)

Quarterly journal of microscopical science (J. and A. Churchill [etc.], 1887)

The Quarterly journal of the Geological Society of London - Geological Society of America. (1890)

Raboty Volzhskoĭ biologicheskoĭ stant͡sii = Arbeiten der Biologischen Wolga-Station - Volzhskai͡a biologicheskai͡a stant͡sii͡a (Stant͡sii͡a, 1906)

Raboty Volzhskoĭ biologicheskoĭ stant͡sii = Arbeiten der Biologischen Wolga-Station - Volzhskai͡a biologicheskai͡a stant͡sii͡a (Stant͡sii͡a, 1908)

Raboty Volzhskoĭ biologicheskoĭ stant͡sii = Arbeiten der Biologischen Wolga-Station - Volzhskai͡a biologicheskai͡a stant͡sii͡a (Stant͡sii͡a, 1913)

Raboty Volzhskoĭ biologicheskoĭ stant͡sii = Arbeiten der Biologischen Wolga-Station - Volzhskai͡a biologicheskai͡a stant͡sii͡a (Stant͡sii͡a, 1926)

Raboty Volzhskoĭ biologicheskoĭ stant͡sii = Arbeiten der Biologischen Wolga-Station - Volzhskai͡a biologicheskai͡a stant͡sii͡a (Stant͡sii͡a, 1928)

Rapports et procès-verbaux des réunions - International Council for the Exploration of the Sea. (Le Conseil, 1903)

Rapports et procès-verbaux des réunions - International Council for the Exploration of the Sea. (Le Conseil, 1905)

Rapports et procès-verbaux des réunions - International Council for the Exploration of the Sea. (Le Conseil, 1913)

Reading Naturalist. Reading - Reading Natural History Society. (1957)

Reading Naturalist. Reading - Reading Natural History Society. (1968)

Reading Naturalist. Reading - Reading Natural History Society. (1983)

Reading Naturalist. Reading - Reading Natural History Society. (1990)

Reading Naturalist. Reading - Reading Natural History Society. (1994)

Reading Naturalist. Reading - Reading Natural History Society. (1995)

Reading Naturalist. Reading - Reading Natural History Society. (1996)

Reading Naturalist. Reading - Reading Natural History Society. (2000)

Reading Naturalist. Reading - Reading Natural History Society. (2001)

Reading Naturalist. Reading - Reading Natural History Society. (2005)

Reading Naturalist. Reading - Reading Natural History Society. (2009)

Recherches sur la faune littorale de Belgique : les vers cestoïdes - Académie royale des sciences, des lettres et des beaux-arts de Belgique. (s.n, 1850)

Recherches sur le développement des poissons osseux : embryogénie de la truite / par L.-Félix Henneguy - Henneguy, L. F. (Louis Félix), 1850 -1928 (1889)

Recherches sur le système nerveux des poissons / par Émile Baudelot ; ouvrage précédé d'un avertissement par M. Émile Blanchard - Blanchard, Emile, 1819 -1900 (G. Masson, 1883)

Recherches sur les ossemens fossiles : où l'on rétablit les caractères de plusieurs animaux dont les révolutions du globe ont détruit les espèces - Cuvier, Georges, baron, 1769 -1832 (E. d'Ocagne, 1834)

Recherches sur les poissons fossiles ... - Agassiz, Louis, 1807 -1873 (Petitpierre, 1833)

Recherches sur les tubes de weber et sur le pancréas des poissons osseux - Académie de Médicine (France) (1873)

Records of the Indian Museum - Indian Museum. (Pub. by order of the trustees of the Indian Museum, 1915)

Records of the Indian Museum - Indian Museum. (Pub. by order of the trustees of the Indian Museum, 1918)

Records of the Queen Victoria Museum Launceston - Queen Victoria Museum (Launceston, Tas.) (The Museum, 1996)

Records of the South Australian Museum - South Australian Museum (Published under the authority of the board of governors and edited by the museum director, 1921)

Records of the South Australian Museum - South Australian Museum (Published under the authority of the board of governors and edited by the museum director, 2003)

Records of the Western Australian Museum - Western Australian Museum (Western Australian Museum, 1977)

Records of the Western Australian Museum - Western Australian Museum (Western Australian Museum, 1979)

Records of the Western Australian Museum - Western Australian Museum (Western Australian Museum, 1991)

Records of the Western Australian Museum - Western Australian Museum (Western Australian Museum, 2000)

Records of the Western Australian Museum - Western Australian Museum (Western Australian Museum, 2001)

Records of the Western Australian Museum - Western Australian Museum (Western Australian Museum, 2004)

Records of the Western Australian Museum - Western Australian Museum (Western Australian Museum, 2013)

Recueil zoologique suisse (H. Geog, 1888)

Le règne animal distribué d'après son organisation : pour servir de base a l'histoire naturelle des animaux et d'introduction a l'anatomie comparée - Cuvier, Georges, baron, 1769 -1832 (Chez Déterville, 1817)

Le règne animal distribué d'après son organisation, pour servir de base à l'histoire naturelle des animaux et d'introduction à l'anatomie comparée - Audouin, Jean Victor, 1797 -1841 (Fortin, Masson et cie, 1836)

Reise durch das Altai-Gibirge und die soongorische Kirgisen=Steppe : Auf Kosten der Kaiserlichen Universität Dorpat unternommen im jahre 1826 in Begleitung der Herren D. Carl Anton Meyer und D. Alexander von Bunge - Ledebour, Carl Friedrich von, 1785 -1851 (G. Reimer, 1830)

Rendiconti - Accademia nazionale dei Lincei. Classe di scienze fisiche, matematiche e naturali. (1904)

Repertorium commentationum a societatibus litterariis editarum - Reuss, Jeremias David, 1750 -1837 (apud Henricum Dieterich, 1801)

Report / Bury Natural History Society - Bury Natural History Society. (Bury Natural History Society, 1872)

Report of the ... Australasian Association for the Advancement of Science - Australasian Association for the Advancement of Science. (The Association, 1892)

Report of the British Association for the Advancement of Science - British Association for the Advancement of Science. (1840)

Report of the British Association for the Advancement of Science - British Association for the Advancement of Science. (1852)

Report of the British Association for the Advancement of Science - British Association for the Advancement of Science. (1886)

Report of the British Association for the Advancement of Science - British Association for the Advancement of Science. (1896)

Report of the Bureau of Fisheries - United States. Bureau of Fisheries. (G.P.O, 1905)

Report of the Chester Society of Natural Science, Literature and Art - Chester Society of Natural Science Literature; Art. (1886)

Report of the Commissioner for ... - Baird, Spencer Fullerton, 1823 -1887 (G.P.O, 1874)

Report of the Commissioner for ... - Baird, Spencer Fullerton, 1823 -1887 (G.P.O, 1873)

Report of the Commissioner for ... - Baird, Spencer Fullerton, 1823 -1887 (G.P.O, 1885)

Report of the Commissioner for ... - Baird, Spencer Fullerton, 1823 -1887 (G.P.O, 1886)

Report of the Commissioner for ... - Baird, Spencer Fullerton, 1823 -1887 (G.P.O, 1888)

Report of the Commissioner for ... - Baird, Spencer Fullerton, 1823 -1887 (G.P.O, 1894)

Report of the Commissioner for ... - Baird, Spencer Fullerton, 1823 -1887 (G.P.O, 1892)

Report of the Danish Biological Station to the Home Department - Dansk Biologisk Station. (Centraltrykkeriet, 1894)

Report of the (Free) Public Library, Museum (Liverpool) - Liverpool (England). Free Public Library. Museum (1879)

Report of the (Free) Public Library, Museum (Liverpool) - Liverpool (England). Free Public Library. Museum (1897)

Report of the (Free) Public Library, Museum (Liverpool) - Liverpool (England). Free Public Library. Museum (1905)

Report of the Geological Survey of Ohio - Geological Survey of Ohio. (Nevins & Myers, state printers, 1882)

Report of the geological survey of Ohio - Geological Survey of Ohio. (Nevins & Meyers, 1882)

Report of the Royal Zoological Society of Ireland - Royal Zoological Society of Ireland. (1877)

Report of the State Commissioners of Fisheries for the year - Pennsylvania. State Commissioners of Fisheries. (The Commissioners], 1881)

Report on the geology, mineralogy, botany, and zoology of Massachusetts - Massachusetts. Geological Survey. (Press of J.S. and C. Adams, 1833)

Reports and transactions - Cardiff Naturalists' Society.

Resa genom Umeå Lappmarker i Vesterbottens län : förrättad år 1832 - Zetterstedt, Johan Wilhelm, 1785 -1874 (N.M. Lindh, 1833)

Researches about atmospheric phenomena - Forster, T. (Thomas), 1789 -1860 (Printed for Harding, Mavor, and Lepard, 1823)

Resultate der Wissenschaftlichen Erforschung des Balatonsees - Hungary. Földmm̋uvelésügyi Minisztérium. (E. Hölzel, 1897)